/*
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 * and open the template in the editor.
 */

package controller;

import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import model.pojo.KhachHangDTO;
import models.dao.KhachHangDAO;


/**
 *
 * @author User
 */
public class DangNhapController extends HttpServlet {
   
    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
          try {
         KhachHangDTO khDto = new KhachHangDTO();
            HttpSession session = request.getSession(true);
            //if (request.getParameter("hidden").toString().compareTo("Login") == 0) {
                khDto.setTenDangNhap(request.getParameter("txttendangnhap"));
                khDto.setMatKhau(request.getParameter("txtmatkhau"));

                int kt = new KhachHangDAO().DangNhap(khDto);
                if (kt == 1) {

                    session.setAttribute("TenDangNhap", khDto.getTenDangNhap());
                    session.setAttribute("MatKhau", khDto.getMatKhau());
                    session.setAttribute("User", khDto);

                    request.setAttribute("Message", "Đăng nhập thành công");

                    String url = "/DangNhap.jsp";
                    RequestDispatcher rd = getServletContext().getRequestDispatcher(url);
                    rd.forward(request, response);
                } else {
                    request.setAttribute("TenDangNhaps", khDto.getTenDangNhap());
                    request.setAttribute("Message", "Tên đăng nhập hoặc mật khẩu không đúng");
                    String url = "/DangNhap.jsp";
                    RequestDispatcher rd = getServletContext().getRequestDispatcher(url);
                    rd.forward(request, response);
                }
            
        } finally {
            out.close();
        }
    } 

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    } 

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>

}
